Oven mitt



FIG. 1 is a front perspective view of an oven mitt of the instant design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines show portions of the oven mitt and form no part of the claimed design. 

CLAIM The ornamental design for an oven mitt, as shown and described. 